ST. JOSEPH, Mo. (News-Press NOW) -- Rainbows are often seen as symbols of luck, and if you spot one, consider yourself lucky. That’s because a few things need to align, both in terms of weather and ...

Rainbows form typically after a spell of rain, when water droplets suspended in the air bend sunlight. This effect, called refraction, unravels the entire spectrum of visible light, which splinters ...